Salaffi, F. et al. 2021. Rheumatoid Arthritis disease activity assessment in routine care: performance of the most widely used composite disease activity indices and patient-reported outcome measures: Comparison of disease activity indices in RA. Acta Biomedica Atenei Parmensis. 92, 4 (Sep. 2021), e2021238. DOI:https://doi.org/10.23750/abm.v92i4.10831.